More than 95% of their Standards Grade materials have a certified purity of 98.0% or greater and do not require purity corrections when preparing solutions for use with EPA, USTM, UST, and numerous other national and international methods.
Standards Grade chemicals are clearly labeled with an expiration date that is based on years of experience in handling and testing. Products are packaged in small quantities to minimize storage, waste, and disposal requirements. Organic and inorganic chemicals, solutions, and mixtures are available to meet a wide range of specialized laboratory needs including but not limited to :
Semi-Volatiles, Volatiles, Explosives, Phthalates, Personal Care Products, Azodye & Dyes, etc.